California Air Resources Board 2004 Almanac (web)								
Chapter 3	Statewide CO Emission Trends							Table 3-6
"CO Emission Trends (tons/day, annual average)"								
Emission Source	1975	1980	1985	1990	1995	2000	2005	2010
All Sources	41292	37605	35584	29599	22210	16887	13197	10835
Stationary Sources	1135	1010	453	495	443	414	402	436
Area-wide Sources	1871	1923	1995	2015	2009	2089	2145	2180
On-Road Mobile	35269	31295	29565	23087	16090	11059	7629	5397
   Gasoline Vehicles	35199	31171	29359	22878	15915	10909	7487	5272
   Diesel Vehicles	69	124	205	209	174	150	143	125
Other Mobile	3017	3378	3571	4002	3668	3325	3021	2821